feat: prevent call bursts on oidc provider refresh

internal/proxy/director/layer/authn/oidc/layer.go

@@ -1,13 +1,8 @@
 package oidc
 
 import (
-	"time"
-
-	"forge.cadoles.com/cadoles/bouncer/internal/cache/memory"
-	"forge.cadoles.com/cadoles/bouncer/internal/cache/ttl"
 	"forge.cadoles.com/cadoles/bouncer/internal/proxy/director/layer/authn"
 	"forge.cadoles.com/cadoles/bouncer/internal/store"
-	"github.com/coreos/go-oidc/v3/oidc"
 	"github.com/gorilla/sessions"
 )
 
@@ -15,14 +10,11 @@ const LayerType store.LayerType = "authn-oidc"
 
 func NewLayer(store sessions.Store, funcs ...OptionFunc) *authn.Layer {
 	opts := NewOptions(funcs...)
-	return authn.NewLayer(LayerType, &Authenticator{
-		httpTransport:     opts.HTTPTransport,
-		httpClientTimeout: opts.HTTPClientTimeout,
-		store:             store,
-		oidcProviderCache: ttl.NewCache(
-			memory.NewCache[string, *oidc.Provider](),
-			memory.NewCache[string, time.Time](),
-			opts.OIDCProviderCacheTimeout,
-		),
-	}, opts.AuthnOptions...)
+	authenticator := NewAuthenticator(
+		opts.HTTPTransport,
+		opts.HTTPClientTimeout,
+		store,
+		opts.OIDCProviderCacheTimeout,
+	)
+	return authn.NewLayer(LayerType, authenticator, opts.AuthnOptions...)
 }